Richardia brasiliensis
(Tropical Mexican Clover)
Richardia brasiliensis, Lamar, Aransas Co. 8944
Richardia brasiliensis, Lamar, Aransas Co. 8940/8941
Richardia brasiliensis, Lamar, Aransas Co. 8932
Richardia brasiliensis, Lamar, Aransas Co. 8945
Richardia brasiliensis, Lamar, Aransas Co. 8937
| Scientific Name | Richardia brasiliensis | USDA PLANTS Symbol | RIBR2 |
| Common Name | Tropical Mexican Clover | ITIS Taxonomic Serial No. | 35139 |
| Family | Rubiaceae (Madder) | SEINet Reference |
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| Description | Habitat: Sandy soils on coastal prairies, dunes, roadsides and waste areas; native of South America. Plant: Mat-forming annual often becoming perennial; stems are usually prostrate, up to 16 inches long and hairy (hirsute). Leaves: Elliptic to ovate 0.6 to 1.6+ inches long and 0.3 to 0.8 inches wide; tips are acute to obtuse; surfaces are rough with short, rigid hairs (scabrous); petioles are almost absent to about 0.4 inches long. Inflorescence: Small white blossoms 0.4 to 0.6 inches across at stem tips subtended by leaf-like bracts; corolla with 4 to 6 spreading lobes that are narrowly ovate and have acute, hairy tips; stigma and stamens are white and about 1/8-inch long; calyx has ovate-triangular, hairy lobes less than 1/8-inch long. Bloom Period: May to October. References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and The World of Flora Online. |
BONAP Distribution Map Map Color Key |
Texas Status: Introduced |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024